# Dual vs Device Info X

Dual and Device Info X are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Dual ships an update every 2 weeks, Device Info X every 8 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Dual | Device Info X |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Size | 36 MB | 42 MB |
| Requires iOS | 15.8.3 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Beijing Haixing Chuangxiang Information Technology Co., Ltd](https://appshunter.io/developer/1779488772) |

## What reviewers say

### Dual

[App page](https://appshunter.io/ios/app/dual-view-map/id6741985290)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Device Info X

[App page](https://appshunter.io/ios/app/device-info-x/id6748213315)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dual free?

Dual is free to download, with no in-app purchases.

### Is Device Info X free?

Device Info X is free to download, with no in-app purchases.

### Do Dual or Device Info X have ads?

Both Dual and Device Info X show ads.

### Which is updated more often, Dual or Device Info X?

Dual ships an update every 2 weeks, and Device Info X every 8 days. Most recently, Dual was updated on October 8, 2026 and Device Info X on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*